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1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/bus/qcom,ssbi.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Qualcomm Single-wire Serial Bus Interface (SSBI)8 9description:10 Some Qualcomm MSM devices contain a point-to-point serial bus used to11 communicate with a limited range of devices (mostly power management12 chips).13 14maintainers:15 - Andy Gross <agross@kernel.org>16 - Bjorn Andersson <andersson@kernel.org>17 18properties:19 compatible:20 const: qcom,ssbi21 22 reg:23 maxItems: 124 25 qcom,controller-type:26 description:27 Indicates the SSBI bus variant the controller should use to talk28 with the slave device. The type chosen is determined by the attached29 slave.30 enum:31 - ssbi32 - ssbi233 - pmic-arbiter34 35 pmic:36 $ref: /schemas/mfd/qcom-pm8xxx.yaml#37 38required:39 - compatible40 - reg41 - qcom,controller-type42 43additionalProperties: false44 45examples:46 - |47 #include <dt-bindings/interrupt-controller/irq.h>48 ssbi@c00000 {49 compatible = "qcom,ssbi";50 reg = <0x00c00000 0x1000>;51 qcom,controller-type = "pmic-arbiter";52 53 pmic {54 compatible = "qcom,pm8821";55 interrupt-parent = <&msmgpio>;56 interrupts = <76 IRQ_TYPE_LEVEL_LOW>;57 #interrupt-cells = <2>;58 interrupt-controller;59 #address-cells = <1>;60 #size-cells = <0>;61 };62 };63...64